body {
    background: #333;
}

#title {
    position: absolute;
    width: 40%;
    height: 10%;
    top: 0;
    left: 30%;
    /* background:#666; */
    color: white;
    font-size: 2.5vw;
    display: flex;
    align-items: center;
    justify-content: center;
}

#time {
    position: absolute;
    /* width: 30%; */
    height: 10%;
    color: #fff;
    top: 5%;
    right: 2%;
    /* background: green; */
}

/* 中上部分 */
#center_top {
    position: absolute;
    width: 40%;
    height: 30%;
    top: 10%;
    left: 30%;
    /* background: #777; */
    color: white;
}

.num {
    width: 25%;
    float: left;
    display: flex;
    align-items: center;
    justify-content: center;
    color: gold;
    font-size: 1vw;
    /* 字体大小部分有待补充 */
}

.txt {
    width: 25%;
    float: left;
    font-family: "Courier New";
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1vw;
    /* 字体大小部分有待补充 */
}

/* 中上部分完结 */
#center_bottom {
    position: absolute;
    width: 40%;
    height: 60%;
    top: 40%;
    left: 30%;
    background: #888;
}

#left_top {
    position: absolute;
    width: 30%;
    height: 45%;
    top: 10%;
    left: 0;
    background: #666;
}

#left_bottom {
    position: absolute;
    width: 30%;
    height: 45%;
    top: 55%;
    left: 0;
    background: #666;
}

#right_top {
    position: absolute;
    width: 30%;
    height: 45%;
    top: 10%;
    right: 0;
    background: #666;
}

#right_bottom {
    position: absolute;
    width: 30%;
    height: 45%;
    top: 55%;
    right: 0;
    background: #666;
}